orcus | b44d0398f47876a10c823e8e6ad4a09eee032d7a245750a48f859b985238d83d

General

Target

b44d0398f47876a10c823e8e6ad4a09eee032d7a245750a48f859b985238d83d.exe
Size

3.0MB
MD5

1484bbe20961a00cf9fcb84f55ec881c
SHA1

839f7e00081fa0bc2ec09e1ff331c99913ed1252
SHA256

b44d0398f47876a10c823e8e6ad4a09eee032d7a245750a48f859b985238d83d
SHA512

57dbf5f5223068e5144f13b48af956425cffdd1ac5ed579a2b25dc6164b6d828fbdb68909c1919ebe90696f27aae76272bf63834aee3ba0b72bf78e2ab2d5cd9
SSDEEP

49152:as7p1EZKMnkmWg8LX5prviYDyKS5AypQxbRQAo9JnCmpau/nRFfjI7L0qb:asHTPJg8z1mKnypSbRxo9JCm

Score

10^/10

orcus xeno discovery rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

Xeno

C2

31.44.184.52:29846

Mutex

sudo_hnshbgnky2r28pn4vt9oghu5pt25fq1i

Attributes

autostart_method
Disable
enable_keylogger
false
install_path
%appdata%\defaultvideo\vmlongpoll.exe
reconnect_delay
10000
registry_keyname
Sudik
taskscheduler_taskname
sudik
watchdog_path
AppData\aga.exe

Signatures

Orcus
Orcus is a Remote Access Trojan that is being sold on underground forums.
rat spyware stealer orcus
Orcus family
orcus

Orcus main payload 1 IoCs

resource	yara_rule
behavioral2/files/0x0009000000023de6-13.dat	family_orcus

Orcurs Rat Executable 2 IoCs

resource	yara_rule
behavioral2/memory/4528-1-0x0000000000190000-0x000000000048E000-memory.dmp	orcus
behavioral2/files/0x0009000000023de6-13.dat	orcus

Downloads MZ/PE file 2 IoCs

flow	pid	Process
22	1856	Process not Found
46	4320	Process not Found

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1639772215-809007892-4072230623-1000\Control Panel\International\Geo\Nation	b44d0398f47876a10c823e8e6ad4a09eee032d7a245750a48f859b985238d83d.exe

Executes dropped EXE 4 IoCs

pid	Process
4960	vmlongpoll.exe
768	vmlongpoll.exe
3440	vmlongpoll.exe
3868	vmlongpoll.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4960 set thread context of 2708	4960	vmlongpoll.exe	93

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vmlongpoll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vmlongpoll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	caspol.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vmlongpoll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vmlongpoll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b44d0398f47876a10c823e8e6ad4a09eee032d7a245750a48f859b985238d83d.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3968	MicrosoftEdgeUpdate.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
4528	b44d0398f47876a10c823e8e6ad4a09eee032d7a245750a48f859b985238d83d.exe
4960	vmlongpoll.exe
4960	vmlongpoll.exe
4960	vmlongpoll.exe
4960	vmlongpoll.exe
4960	vmlongpoll.exe
4960	vmlongpoll.exe
2708	caspol.exe
2708	caspol.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4528	b44d0398f47876a10c823e8e6ad4a09eee032d7a245750a48f859b985238d83d.exe
Token: SeDebugPrivilege	4960	vmlongpoll.exe
Token: SeDebugPrivilege	2708	caspol.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 4528 wrote to memory of 4960	4528	b44d0398f47876a10c823e8e6ad4a09eee032d7a245750a48f859b985238d83d.exe	89
PID 4528 wrote to memory of 4960	4528	b44d0398f47876a10c823e8e6ad4a09eee032d7a245750a48f859b985238d83d.exe	89
PID 4528 wrote to memory of 4960	4528	b44d0398f47876a10c823e8e6ad4a09eee032d7a245750a48f859b985238d83d.exe	89
PID 4960 wrote to memory of 2912	4960	vmlongpoll.exe	91
PID 4960 wrote to memory of 2912	4960	vmlongpoll.exe	91
PID 4960 wrote to memory of 2912	4960	vmlongpoll.exe	91
PID 4960 wrote to memory of 1932	4960	vmlongpoll.exe	92
PID 4960 wrote to memory of 1932	4960	vmlongpoll.exe	92
PID 4960 wrote to memory of 1932	4960	vmlongpoll.exe	92
PID 4960 wrote to memory of 2708	4960	vmlongpoll.exe	93
PID 4960 wrote to memory of 2708	4960	vmlongpoll.exe	93
PID 4960 wrote to memory of 2708	4960	vmlongpoll.exe	93
PID 4960 wrote to memory of 2708	4960	vmlongpoll.exe	93
PID 4960 wrote to memory of 2708	4960	vmlongpoll.exe	93
PID 4960 wrote to memory of 2708	4960	vmlongpoll.exe	93
PID 4960 wrote to memory of 2708	4960	vmlongpoll.exe	93
PID 4960 wrote to memory of 2708	4960	vmlongpoll.exe	93

C:\Users\Admin\AppData\Local\Temp\b44d0398f47876a10c823e8e6ad4a09eee032d7a245750a48f859b985238d83d.exe
"C:\Users\Admin\AppData\Local\Temp\b44d0398f47876a10c823e8e6ad4a09eee032d7a245750a48f859b985238d83d.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4528
- C:\Users\Admin\AppData\Roaming\defaultvideo\vmlongpoll.exe
  "C:\Users\Admin\AppData\Roaming\defaultvideo\vmlongpoll.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4960
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
    3⤵
    PID:2912
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
    3⤵
    PID:1932
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2708

C:\Users\Admin\AppData\Roaming\defaultvideo\vmlongpoll.exe
C:\Users\Admin\AppData\Roaming\defaultvideo\vmlongpoll.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:768

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI0IiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDY4ODkiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxOTM2NTgwOTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI0OTE2NTAyNDQyIi8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:3968

C:\Users\Admin\AppData\Roaming\defaultvideo\vmlongpoll.exe
C:\Users\Admin\AppData\Roaming\defaultvideo\vmlongpoll.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3440

C:\Users\Admin\AppData\Roaming\defaultvideo\vmlongpoll.exe
C:\Users\Admin\AppData\Roaming\defaultvideo\vmlongpoll.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3868

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\vmlongpoll.exe.log

Filesize
1KB

MD5
663b8d5469caa4489d463aa9bc18124f

SHA1
e57123a7d969115853ea631a3b33826335025d28

SHA256
7b4fa505452f0b8ac74bb31f5a03b13342836318018fb18d224ae2ff11b1a7e8

SHA512
45e373295125a629fcc0b19609608d969c9106514918bfac5d6b8e340e407434577b825741b8fa6a043c8f3f5c1a030ba8857da5f4e8ef15a551ce3c5fe03b55

Download Submit
C:\Users\Admin\AppData\Roaming\defaultvideo\vmlongpoll.exe

Filesize
3.0MB

MD5
1484bbe20961a00cf9fcb84f55ec881c

SHA1
839f7e00081fa0bc2ec09e1ff331c99913ed1252

SHA256
b44d0398f47876a10c823e8e6ad4a09eee032d7a245750a48f859b985238d83d

SHA512
57dbf5f5223068e5144f13b48af956425cffdd1ac5ed579a2b25dc6164b6d828fbdb68909c1919ebe90696f27aae76272bf63834aee3ba0b72bf78e2ab2d5cd9

Download Submit
C:\Users\Admin\AppData\Roaming\defaultvideo\vmlongpoll.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
memory/768-39-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/768-29-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/2708-40-0x00000000076A0000-0x0000000007CB8000-memory.dmp

Filesize
6.1MB

Download
memory/2708-42-0x0000000007180000-0x00000000071BC000-memory.dmp

Filesize
240KB

Download
memory/2708-46-0x0000000007320000-0x000000000732E000-memory.dmp

Filesize
56KB

Download
memory/2708-41-0x0000000007120000-0x0000000007132000-memory.dmp

Filesize
72KB

Download
memory/2708-43-0x00000000071C0000-0x000000000720C000-memory.dmp

Filesize
304KB

Download
memory/2708-44-0x0000000007350000-0x000000000745A000-memory.dmp

Filesize
1.0MB

Download
memory/2708-33-0x0000000005790000-0x00000000057A8000-memory.dmp

Filesize
96KB

Download
memory/2708-47-0x0000000008280000-0x00000000082D0000-memory.dmp

Filesize
320KB

Download
memory/2708-37-0x0000000007010000-0x0000000007076000-memory.dmp

Filesize
408KB

Download
memory/2708-35-0x00000000068F0000-0x00000000068FA000-memory.dmp

Filesize
40KB

Download
memory/2708-45-0x0000000007CC0000-0x0000000007E82000-memory.dmp

Filesize
1.8MB

Download
memory/2708-34-0x00000000065B0000-0x00000000065C0000-memory.dmp

Filesize
64KB

Download
memory/4528-7-0x00000000056C0000-0x00000000056D2000-memory.dmp

Filesize
72KB

Download
memory/4528-4-0x0000000005080000-0x00000000050DC000-memory.dmp

Filesize
368KB

Download
memory/4528-1-0x0000000000190000-0x000000000048E000-memory.dmp

Filesize
3.0MB

Download
memory/4528-2-0x0000000002810000-0x000000000281E000-memory.dmp

Filesize
56KB

Download
memory/4528-3-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4528-5-0x0000000005780000-0x0000000005D24000-memory.dmp

Filesize
5.6MB

Download
memory/4528-24-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4528-0-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/4528-6-0x00000000051D0000-0x0000000005262000-memory.dmp

Filesize
584KB

Download
memory/4960-23-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4960-32-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4960-25-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4960-26-0x0000000005DE0000-0x0000000005E2E000-memory.dmp

Filesize
312KB

Download
memory/4960-28-0x0000000006730000-0x00000000067CC000-memory.dmp

Filesize
624KB

Download

Analysis

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